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To be excluded or no longer part of something you've been in for quite some time, expecially if its due to size.

Comes from the disqualification of pluto as a planet.
raymond: whys michelle crying?
jeremy: is it cause of drama?
raymond: oh. cause she no one could see her up on stage.
irene: yeah. shes been plutonised.
by jyx3 May 25, 2010
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